MUSE allows astronomers to map the distribution of different chemical elements, displayed here in different colours. Calcium ...

The explosion of a star, called a supernova, is an immensely violent event. It usually involves a star more than eight times ...

Atoms are the building blocks of everything. Atoms can form strong bonds with each other, making molecules. Symbols and formulae Letters from the alphabet are used to represent chemical elements ...

Our Concept of the Chemical Element Modified by Study of Radio-Active Change. Skip to main content. Scientific American. August 2, 1919. 5 min read. What is a Chemical Element?

The handy visual reference guide organizes known chemical elements in rows and columns, arranged by their atomic number. One never knows when one will need the properties of Rutherfordium in a hurry.

A longstanding mystery of the periodic table involves a group of unique elements called lanthanides. Also known as rare earth ...

In this periodic table of elements quiz, you have 10 minutes to name as many elements as you can, given only their symbol, ...